21896759984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{124413409}}^1$

素因数の和:124413428

約数の個数: 20

約数和(自身を含む): 46281788520

約数和(自身を除く): 24385028536

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 124413409, 248826818, 497653636, 995307272, 1368547499, 1990614544, 2737094998, 5474189996, 10948379992, 21896759984]

約数ペア:

[(1, 21896759984), (2, 10948379992), (4, 5474189996), (8, 2737094998), (11, 1990614544), (16, 1368547499), (22, 995307272), (44, 497653636), (88, 248826818), (176, 124413409)]